
Instructions for Use
Spirostik Blue
Serial no.: 2111xxxxx
Version: 7 | Release date: 02. August 2021
Page 37
4.1.3
LED Status Display
LED Status Display
Displays the current operating state of the
Spirostik Blue.
Possible states:
Display
Explanation
Action
NONE
(LED off)
Device in sleep mode
Switching on Spirostik Blue
(see chap. 7.3 “Switching
Spirostik Blue On / Off”)
No / empty
(rechargeable) batteries
Insert / replace the
(rechargeable) atteries
(see chap. 6.1.2 “Inserting
the (rechargeable) Batteries
and preparing the Device for
Operation”)
RED
(10 seconds,
then off)
Charging state of the
(rechargeable) too low
Replace the (rechargeable)
batteries immediately
YELLOW
(5 seconds, then
blue)
Charging state of the
(rechargeable) batteries low
Prepare to replace the
(rechargeable) batteries
GREEN
(permanent /
standby mode)
Spirostik Blue ready
for operation, standby mode
Measurement can start (see